diff --git a/.github/workflows/test-coverage.yaml b/.github/workflows/test-coverage.yaml
index 27b926fa..e2ede464 100644
--- a/.github/workflows/test-coverage.yaml
+++ b/.github/workflows/test-coverage.yaml
@@ -32,15 +32,18 @@ jobs:
 
       - uses: r-lib/actions/setup-r-dependencies@v2
         with:
-          extra-packages: any::covr
+          extra-packages: |
+            any::covr
+            any::devtools
           needs: coverage
 
       - name: Test coverage
         run: |
           covr::codecov(
+            coverage = devtools::test_coverage(show_report = FALSE),
             quiet = FALSE,
             clean = FALSE,
-            install_path = file.path(Sys.getenv("RUNNER_TEMP"), "package")
+            install_path =  file.path(normalizePath(Sys.getenv("RUNNER_TEMP"), winslash = "/"), "package")
           )
         shell: Rscript {0}